球粒化 的英文怎麼說

中文拼音 [qiúhuà]
球粒化 英文
pelletization
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  1. According to this scenario, researchers could never find evidence of such early chondrules because all these objects would have been destroyed by the melting of the chondritic asteroids into which they accreted

    在這個情形下,研究人員恐怕永遠也無法找到如此早期的證據,因為所有這些物體在聚合的過程中,都會因為隕石小行星熔而被破壞。
  2. Though the conventional coarse - grained bn was milled by high - energy ball milling for 5 hours with carbinol, the grain size was scarcely changed

    加入甲醇高能磨工業生產的bn (約200目) 5小時以上,晶大小沒有明顯的變
  3. Chondrite normalized ree distribution patterns for the core q43 are comparable to those of the sediment of changjiang river and huanghe river delta

    隕石標準后的稀土元素具有與長江、黃河、黃土等上陸殼沉積物相一致的特徵。
  4. Even after making generous assumptions, we determined that the maximum temperature reached in carbonaceous - chondrite asteroids with a diameter of 80 kilometers or more would be only 670 degrees c, too low to cause any melting at all

    即使給予很寬松的假設,我們認為直徑在80公里或以上的碳質隕石小行星,達到的最高溫度只有670 ,不足以造成任何的熔
  5. Thermal models show that even if the asteroids assembled immediately after the formation of the chondrules, 26al heating would have raised temperatures in the interiors of ordinary - chondrite bodies to a maximum of 1, 100 degrees c ? high enough to cause melting of metals and sulfides but too low to melt silicate minerals extensively and differentiate an asteroid

    熱模型顯示,即使小行星在形成之後立刻聚合,鋁26的加熱最多也只能將普通隕石內的溫度提高到1100 ,雖可使金屬和硫物熔,但並不足以將矽酸鹽礦物大量熔並造成小行星各層分異。
  6. But in the forepassed research, the people all abstracted the colloid in the water as the sphericity and explained it by the known theory of the colloid chemistry. moreover some people modified the result by the grain coefficient in the derivation of theory. but this assume had more difference on the observed phenomena in the experiment, so it was not perfect in theoretical speaking

    關于絮凝的理論基礎在國外研究得比較多,但在過去的研究中,人們大都是將水中的膠體顆抽象為形,用已有的膠體學理論去加以解釋,並在理論推導中引入顆系數加以修正,這與實際實驗所觀察到的現象有較大的差別,從理論上說,是很不完善的。
  7. In one, equiaxed dendrites form and subsequently ripen into more - or - less spheroidal shape, suitable for forming

    一個是先形成由等軸晶構成的晶枝體,再熟形成類似的狀體。
  8. 4. after continuously heated and isothermally soaked, the equiaxed grain, as the result of the recrystallization, was the necessary texture condition of the semi - solid grain ' s globalization processing

    4 、連續升溫和等溫保溫過程中再結晶形成等軸晶,為半固態晶提供了必西安理工大學碩士學位論文要的組織條件
  9. The globalization course was that the preformed texture recrystallized and became the granular equiaxed grain, when the temperature rose and the holding time prolonged, the granular grain melted at some area and at the liquid - solid interface the grain globalized at the role of the curvature overheated

    過程機制為:擠壓形變組織在加熱過程中首先發生再結晶長大變為顆狀等軸晶;隨溫度升高和保溫時間延長,等軸晶發生局部熔,液固界面的曲率過熱使晶外形向狀轉變。
  10. The difference of reactive mechanisminduced the difference of their structure. v _ 2o _ 5 product prepared by melting - cooling showed more notable undefined structure. after heat - treating under300, particle size becomes smaller, and aggregate to globate grain, showesbetter electrochemical performance at low charge - discharge rate

    熔融淬冷法合成的樣品其無定型結構更明顯,前驅體經過300熱處理后,材料的徑變細,團聚成狀的顆狀特徵更顯著,在低倍率下具有較好的電學性能。
  11. 3. at the same holding time, when the holding temperature changed, the number of the long equal - area - circle diameter grain increased, and the average of the equal - area - circle diameter lengthened, the average of the roundness heightened

    3 、相同保溫時間條件下,改變等溫溫度,等積圓直徑大的晶隨溫度的升高而增加,程度高的晶數增多,平均等積圓直徑和平均度同時增大。
  12. Abstract : from a universal formula for calculating the attenuation cross section of particles in arbitrary shapes, exact expressions for calcualting the attenuation cross section of polydisperse, small spheroids, whose rotary axes are in specific status, have been derived. attenuation cross sections of both liquid and ice particles in different shapes at different wavelengths in microwave band have been computed and analyzed. the results are informative to microwave remote sensing of precipitation

    文摘:從計算任意形狀子的衰減截面普遍公式出發,推導出了小旋轉橢子群旋轉軸處于不同狀態時的衰減截面函數表達式,並計算分析各種狀態下衰減截面隨降水子相態、形狀和入射波波長的變特徵,所得結果可用於降水微波遙感。
  13. Miao b., wang g., wang d., ouyang z., lu r., dai d., and lin y. ( 2005 ) petrology and mineral chemistry of two ureilites found in grove mountains. acta geologica sinica 77

    戴德求,林楊挺,繆秉魁,王桂琴, ( 2006 )南極碳質隕石中兩個富尖晶石狀難熔包體的巖石學和礦物學特徵研究地學出版中。
  14. As for the change of reaction temperature, a good appearance of microspheres will be observed. after heat treatment we obtain the mesoporous sio2 microspheres, the morphology, size and size distribution of microspheres before and after sintering were investigated by using the scanning electron microscopy ( sem ). the desorption of water and ethanol and decompostion of polymers in microspheres were analyzed by using tg - dsc machine

    當r 1時將導致微產生破裂,而r 4時則生成凝膠狀物質;其他條件不變時,微形貌隨ph值的增大逐漸變差,最終破裂;乙醇含量增大時,微徑逐漸增大;而隨著反應時間的進行,顆逐漸長大,微形貌不斷完善,表面逐漸平滑;反應溫度的變會得到更光滑的微表面,微徑隨之增大。
  15. This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave

    本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵,以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變
  16. In australia, the aborigines believe the opal has a spiritual meaning. the wangkumara people have a legend which tells how their people gained fire from opal stones, with the assistance of a muda - a creator who switches from human form to pelican

    歐泊在礦物學中屬蛋白石類,是具有變彩效應的寶石蛋白石,是一種含水的非晶質的二氧硅。內部具結構,集合體多呈葡萄狀、鐘乳狀。
  17. By driving expressions and using the method in numerical integration, the results of numerical calculations are analyzed, discussed and contrasted with different conditions, and they showed that there are evident differences in the mean attenuation, scattering, and back scattering cross sections of oblate spheroid particles when the variance is so small that it is near to zero namely it is the same as the rotatory axes are parallel with one direction and when h - polarized and v - polarized incident waves happened. these differences are depended on the relative differences in the average orientation of rotatory axes and the polarized directions of incident wave

    通過公式推導和數值積分計算並對結果做了討論和分析,對比各種情況表明:扁橢子群在方差很小接近為0時,與子群旋轉軸一致取向的情況相同,入射波水平極和垂直極時的平均衰減截面、平均散射截面、平均後向散射截面有明顯的不同,這決定於旋轉軸平均取向和入射波極方向的相對差異。
  18. This unit utilizes a unique spray nozzle and a high - speed rotary plate ( centrifugal model ) to granulate fluid ( starchy materials ), and sprays hot air to instantly dry the granules as their surface areas are being increased

    利用特殊噴嘴或者是高速旋轉圓盤(離心式)將漿料球粒化,並再它表面積增大時,施以連續熱風,使其與熱風接觸后瞬間乾燥。
  19. 6. the melting of the grain boundary is the reason of the semi - solid grain globalization, and its control factors were the atomic diffusion velocity and the liquid - solid interface curvature

    6 、半固態晶的基本原因是晶界熔,其控制因素是因液界面處原子擴散遷移的速度和界面曲率。
  20. When comparing natural gas and coal, burning natural gas intrinsically not only emits fewer sulphur dioxide and particulates, but reduced amounts of carbon dioxide, a primary contributor to global warming problem

    若比較天然氣和煤,燃燒天然氣不僅排放較少二氧硫和懸浮子,也能減少導致全的主要氣體二氧碳然而我們不可因此而破壞索罟群島大小鴉洲一帶的水域。
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